package com.example.demo.service;

import com.example.demo.entity.CourseCategory;

import java.util.List;

public interface CourseCategoryService {
    int insertCourseCategory(CourseCategory courseCategory);
    int deleteCourseCategoryById(int id);
    int updateCourseCategory(CourseCategory courseCategory);
    CourseCategory selectCourseCategoryById(int id);
    List<CourseCategory> selectAllCourseCategories();
}